Audio speaker



FIG. 1 is perspective view of an audio speaker of the present invention;

FIG. 2 is a top plan view of FIG. 1;

FIG. 3 is a front elevation view of FIG. 1;

FIG. 4 is a rear elevation view of FIG. 1; and,

FIG. 5 is a side elevation view of FIG. 1, the opposing side being identical. 

The ornamental design for an audio speaker, as shown and described. 